4445340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1723}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 12743808

約数和(自身を除く): 8298468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1723, 2580, 3446, 5169, 6892, 8615, 10338, 17230, 20676, 25845, 34460, 51690, 74089, 103380, 148178, 222267, 296356, 370445, 444534, 740890, 889068, 1111335, 1481780, 2222670, 4445340]

約数ペア:

[(1, 4445340), (2, 2222670), (3, 1481780), (4, 1111335), (5, 889068), (6, 740890), (10, 444534), (12, 370445), (15, 296356), (20, 222267), (30, 148178), (43, 103380), (60, 74089), (86, 51690), (129, 34460), (172, 25845), (215, 20676), (258, 17230), (430, 10338), (516, 8615), (645, 6892), (860, 5169), (1290, 3446), (1723, 2580)]